API: added min/max
API: Table.iter_data now can yield sparse vectors
BUG: using pos inf instead of neg inf in max val calc
TST: example had a zero value in the return
API: Table.data property added
TST: boom teh test
June 30th mention
Merge pull request #468 from wasade/mi2.1

June 30th mention
DOC: updates, thanks @adamrp
Merge pull request #465 from wasade/issue459

Issue459
Merge pull request #467 from wasade/issue466

API: Table.data property added